Home / 54,986.90-75,878.10-32,326.85

Finding the Fourth Proportional to 54,986.90, 75,878.10 and 32,326.85

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Solution

The fourth proportional to 54,986.90, 75,878.10 and 32,326.85 is: 44,608.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,986.90 : 75,878.10 = 32,326.85 : x
  2. Step 2: Convert to fraction form
    54,986.90/75,878.10 = 32,326.85/x
  3. Step 3: Cross multiply
    54,986.90x = 75,878.10 × 32,326.85
  4. Step 4: Simplify right side
    54,986.90x = 2,452,900,146.68
  5. Step 5: Solve for x
    x = 2,452,900,146.68/54,986.90
  6. Step 6: Final answer
    x = 44,608.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.